sharpener [è±][ˈʃÉ:pnə(r)][ç¾][ˈʃÉ:rpnə(r)] n. å·ç¬å; ç£¨å ·; 磨åº; 磨å¨; å¤æ°ï¼sharpeners
æ¯ææ¯è¯ N-COUNTç£¨å ·;å·ç¬å;磨åæºA sharpener is a tool or machine used for sharpening pencils or knives.è¯æ³ä¿¡æ¯ ...a pencil sharpener. å·ç¬å